MuseScore/libmscore/read300.cpp

339 lines
13 KiB
C++

//=============================================================================
// MuseScore
// Music Composition & Notation
//
// Copyright (C) 2016 Werner Schweer and others
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2
// as published by the Free Software Foundation and appearing in
// the file LICENSE.GPL
//=============================================================================
#include "xml.h"
#include "score.h"
#include "staff.h"
#include "revisions.h"
#include "part.h"
#include "page.h"
#include "style.h"
#include "sym.h"
#include "audio.h"
#include "sig.h"
#include "barline.h"
#include "excerpt.h"
#include "spanner.h"
#ifdef OMR
#include "omr/omr.h"
#include "omr/omrpage.h"
#endif
namespace Ms {
//---------------------------------------------------------
// read
// return false on error
//---------------------------------------------------------
bool Score::read(XmlReader& e)
{
while (e.readNextStartElement()) {
e.setTrack(-1);
const QStringRef& tag(e.name());
if (tag == "Staff")
readStaff(e);
else if (tag == "Omr") {
#ifdef OMR
masterScore()->setOmr(new Omr(this));
masterScore()->omr()->read(e);
#else
e.skipCurrentElement();
#endif
}
else if (tag == "Audio") {
_audio = new Audio;
_audio->read(e);
}
else if (tag == "showOmr")
masterScore()->setShowOmr(e.readInt());
else if (tag == "playMode")
_playMode = PlayMode(e.readInt());
else if (tag == "LayerTag") {
int id = e.intAttribute("id");
const QString& tag = e.attribute("tag");
QString val(e.readElementText());
if (id >= 0 && id < 32) {
_layerTags[id] = tag;
_layerTagComments[id] = val;
}
}
else if (tag == "Layer") {
Layer layer;
layer.name = e.attribute("name");
layer.tags = e.attribute("mask").toUInt();
_layer.append(layer);
e.readNext();
}
else if (tag == "currentLayer")
_currentLayer = e.readInt();
else if (tag == "Synthesizer")
_synthesizerState.read(e);
else if (tag == "Division")
_fileDivision = e.readInt();
else if (tag == "showInvisible")
_showInvisible = e.readInt();
else if (tag == "showUnprintable")
_showUnprintable = e.readInt();
else if (tag == "showFrames")
_showFrames = e.readInt();
else if (tag == "showMargins")
_showPageborders = e.readInt();
else if (tag == "Style") {
qreal sp = style().value(Sid::spatium).toDouble();
style().load(e);
// if (_layoutMode == LayoutMode::FLOAT || _layoutMode == LayoutMode::SYSTEM) {
if (_layoutMode == LayoutMode::FLOAT) {
// style should not change spatium in
// float mode
style().set(Sid::spatium, sp);
}
_scoreFont = ScoreFont::fontFactory(style().value(Sid::MusicalSymbolFont).toString());
}
else if (tag == "copyright" || tag == "rights") {
Text* text = new Text(this);
text->read(e);
setMetaTag("copyright", text->xmlText());
delete text;
}
else if (tag == "movement-number")
setMetaTag("movementNumber", e.readElementText());
else if (tag == "movement-title")
setMetaTag("movementTitle", e.readElementText());
else if (tag == "work-number")
setMetaTag("workNumber", e.readElementText());
else if (tag == "work-title")
setMetaTag("workTitle", e.readElementText());
else if (tag == "source")
setMetaTag("source", e.readElementText());
else if (tag == "metaTag") {
QString name = e.attribute("name");
setMetaTag(name, e.readElementText());
}
else if (tag == "Part") {
Part* part = new Part(this);
part->read(e);
_parts.push_back(part);
}
else if ((tag == "HairPin")
|| (tag == "Ottava")
|| (tag == "TextLine")
|| (tag == "Volta")
|| (tag == "Trill")
|| (tag == "Slur")
|| (tag == "Pedal")) {
Spanner* s = toSpanner(Element::name2Element(tag, this));
s->read(e);
addSpanner(s);
}
else if (tag == "Excerpt") {
if (MScore::noExcerpts)
e.skipCurrentElement();
else {
if (isMaster()) {
Excerpt* ex = new Excerpt(static_cast<MasterScore*>(this));
ex->read(e);
excerpts().append(ex);
}
else {
qDebug("Score::read(): part cannot have parts");
e.skipCurrentElement();
}
}
}
else if (e.name() == "Tracklist") {
int strack = e.intAttribute("sTrack", -1);
int dtrack = e.intAttribute("dstTrack", -1);
if (strack != -1 && dtrack != -1)
e.tracks().insert(strack, dtrack);
e.skipCurrentElement();
}
else if (tag == "Score") { // recursion
if (MScore::noExcerpts)
e.skipCurrentElement();
else {
e.tracks().clear(); // ???
MasterScore* m = masterScore();
Score* s = new Score(m);
Excerpt* ex = new Excerpt(m);
ex->setPartScore(s);
ex->setTracks(e.tracks());
e.setLastMeasure(nullptr);
s->read(e);
m->addExcerpt(ex);
}
}
else if (tag == "name") {
QString n = e.readElementText();
if (!isMaster()) //ignore the name if it's not a child score
excerpt()->setTitle(n);
}
else if (tag == "layoutMode") {
QString s = e.readElementText();
if (s == "line")
_layoutMode = LayoutMode::LINE;
else if (s == "system")
_layoutMode = LayoutMode::SYSTEM;
else
qDebug("layoutMode: %s", qPrintable(s));
}
else
e.unknown();
}
if (e.error() != QXmlStreamReader::NoError) {
qDebug("%s: xml read error at line %lld col %lld: %s",
qPrintable(e.getDocName()), e.lineNumber(), e.columnNumber(),
e.name().toUtf8().data());
MScore::lastError = QObject::tr("XML read error at line %1 column %2: %3").arg(e.lineNumber()).arg(e.columnNumber()).arg(e.name().toString());
return false;
}
connectTies();
_fileDivision = MScore::division;
#if 0 // TODO:barline
//
// sanity check for barLineSpan
//
for (Staff* st : staves()) {
int barLineSpan = st->barLineSpan();
int idx = st->idx();
int n = nstaves();
if (idx + barLineSpan > n) {
qDebug("bad span: idx %d span %d staves %d", idx, barLineSpan, n);
// span until last staff
barLineSpan = n - idx;
st->setBarLineSpan(barLineSpan);
}
else if (idx == 0 && barLineSpan == 0) {
qDebug("bad span: idx %d span %d staves %d", idx, barLineSpan, n);
// span from the first staff until the start of the next span
barLineSpan = 1;
for (int i = 1; i < n; ++i) {
if (staff(i)->barLineSpan() == 0)
++barLineSpan;
else
break;
}
st->setBarLineSpan(barLineSpan);
}
// check spanFrom
int minBarLineFrom = st->lines(0) == 1 ? BARLINE_SPAN_1LINESTAFF_FROM : MIN_BARLINE_SPAN_FROMTO;
if (st->barLineFrom() < minBarLineFrom)
st->setBarLineFrom(minBarLineFrom);
if (st->barLineFrom() > st->lines(0) * 2)
st->setBarLineFrom(st->lines(0) * 2);
// check spanTo
Staff* stTo = st->barLineSpan() <= 1 ? st : staff(idx + st->barLineSpan() - 1);
// 1-line staves have special bar line spans
int maxBarLineTo = stTo->lines(0) == 1 ? BARLINE_SPAN_1LINESTAFF_TO : stTo->lines(0) * 2;
if (st->barLineTo() < MIN_BARLINE_SPAN_FROMTO)
st->setBarLineTo(MIN_BARLINE_SPAN_FROMTO);
if (st->barLineTo() > maxBarLineTo)
st->setBarLineTo(maxBarLineTo);
// on single staff span, check spanFrom and spanTo are distant enough
if (st->barLineSpan() == 1) {
if (st->barLineTo() - st->barLineFrom() < MIN_BARLINE_FROMTO_DIST) {
st->setBarLineFrom(0);
st->setBarLineTo(0);
}
}
}
#endif
if (!masterScore()->omr())
masterScore()->setShowOmr(false);
fixTicks();
masterScore()->rebuildMidiMapping();
masterScore()->updateChannel();
createPlayEvents();
return true;
}
//---------------------------------------------------------
// read
//---------------------------------------------------------
bool MasterScore::read(XmlReader& e)
{
if (!Score::read(e))
return false;
int id = 1;
for (LinkedElements* le : e.linkIds())
le->setLid(this, id++);
for (Staff* s : staves())
s->updateOttava();
setCreated(false);
return true;
}
//---------------------------------------------------------
// addMovement
//---------------------------------------------------------
void MasterScore::addMovement(MasterScore* score)
{
score->_movements = _movements;
_movements->push_back(score);
MasterScore* ps = 0;
for (MasterScore* s : *_movements) {
s->setPrev(ps);
if (ps)
ps->setNext(s);
s->setNext(0);
ps = s;
}
}
//---------------------------------------------------------
// read300
//---------------------------------------------------------
Score::FileError MasterScore::read300(XmlReader& e)
{
bool top = true;
while (e.readNextStartElement()) {
const QStringRef& tag(e.name());
if (tag == "programVersion") {
setMscoreVersion(e.readElementText());
parseVersion(mscoreVersion());
}
else if (tag == "programRevision")
setMscoreRevision(e.readIntHex());
else if (tag == "Score") {
MasterScore* score;
if (top) {
score = this;
top = false;
}
else {
score = new MasterScore();
addMovement(score);
}
if (!score->read(e))
return FileError::FILE_BAD_FORMAT;
}
else if (tag == "Revision") {
Revision* revision = new Revision;
revision->read(e);
revisions()->add(revision);
}
}
return FileError::FILE_NO_ERROR;
}
}